Update app.py

app.py

@@ -5,9 +5,21 @@ import plotly.express as px
 
 uploaded_file = st.file_uploader("Choose a CSV file", accept_multiple_files=False)
 series = st.text_input("Write the name of the variable you want to forecast")
-bytes_data = uploaded_file.read()
-st.write("filename:", uploaded_file.name)
-st.write(bytes_data)
 
-df = pd.read_csv(uploaded_file.name)
-st.dataframe(df)
+if uploaded_file is not None:
+     # To read file as bytes:
+     bytes_data = uploaded_file.getvalue()
+     st.write(bytes_data)
+
+     # To convert to a string based IO:
+     stringio = StringIO(uploaded_file.getvalue().decode("utf-8"))
+     st.write(stringio)
+
+     # To read file as string:
+     string_data = stringio.read()
+     st.write(string_data)
+
+     # Can be used wherever a "file-like" object is accepted:
+     dataframe = pd.read_csv(uploaded_file)
+     st.write(dataframe)
+     st.dataframe(dataframe)